ISSO - Information System Security Officer - Clearance Required

Mid-Level Information System Security Officer (ISSO)

LMI is seeking a highly motivated mid-level Information System Security Officer (ISSO) looking for hands-on experience and opportunity for career growth under direction of the Chief Information Security Officer.

LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed.

Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agility and collaboration, LMI serves the defense, space, healthcare, and energy sectors—helping agencies navigate complexity and outpace change. Headquartered in Tysons, Virginia, LMI is committed to delivering impactful results that strengthen missions and drive lasting value.

This position requires an Active TS/SCI w/ CI Poly clearance

Responsibilities

• Thorough understanding and application of network security principles, practices, and implementations
• Working knowledge of cross-functional integration of information systems into a physical security environment
• Understanding of system methodologies including but not limited to client server, web hosting, web content servers, policy servers, directory servers, firewalls, WAN, LAN, switches, and routers
• Perform duties relating to the development, maintenance and support of the organization's Information Systems Security Program
• Maintain the Information Systems Security, Education, Training, and Awareness Program (SETA)
• Manage and enforce Information Security Policies and Procedures
• Review and oversee all Information Systems Security Plans/SSPs (Certification/Accreditation)
• Ensure all IS users follow established Information Security Policies and Procedures.
• Ensure all personnel receive the required Technical and Security Training
• Manage and coordinate Information Security Inspections and Incident Response
• Ensure proper Protection and/or corrective measures have been taken when an Incident or Vulnerability has been discovered
• Perform Risk Assessments
• Perform duties as alternate COMSEC custodian
• Assist in conducting classified container audits

Qualifications

• Bachelor's degree (preferred), in a technical specialty such as computer engineering, information security, information management, and/or computer science, and 3+ years' experience in information systems security project management or information systems security engineering or a master's degree and 2 years' experience.
• This position requires an Active TS/SCI w/ CI Poly clearance
• Security+, Network+, CISSP or other industry certification preferred
• Working knowledge of fundamental operations for Microsoft Windows
• Proficient with word processing systems, database and spreadsheet software
• Strong interpersonal verbal and written communication skills and the ability to build and maintain professional relationships throughout the organization and with external contacts at all levels of the federal government and private industry
• Strong time management, organizational and analytical skills and the ability to coordinate and prioritize multiple tasks with little supervision. Must be self-directed and detail-oriented in completing assigned tasks
• The nature of assignments requires some application of judgment in the use of security requirements and the incumbent must be able to develop skill in weighing the impact of variables and issues that influence the course of actions taken in resolving security questions or issues
• Able to adapt to constantly changing work environments and manage impact of shifting priorities
• Able to maintain absolute confidentiality in all business matters
• Windows Server 2016 or later: 3 years
• Active Directory: 3 years
• vSphere 6.5 or later: 2 years
• Windows 10 or later: 3 years
• Implementation of DISA Security Technical Implementation Guides (STIGs): 3 years
• Windows Server Update Services (WSUS) – 3 years

Target salary range: $100,000 - $150,000

Disclaimer: The salary range displayed represents the typical salary range for this position and is not a guarantee of compensation. Individual salaries are determined by various factors including, but not limited to location, internal equity, business considerations, client contract requirements, and candidate qualifications, such as education, experience, skills, and security clearances.

Applicants must meet eligibility requirements for a U.S. Government security clearance. Only US Citizens are eligible for a security clearance. For this position, LMI will only consider applicants with security clearances or applicants who are eligible for security clearances, due to the nature of the work.